Digital Subscriber Signalling System No. 2 (DSS2), as the successor to DSS1, is also a

digital Digital usually refers to something using discrete digits, often binary digits. Technology and computing Hardware *Digital electronics, electronic circuits which operate using digital signals **Digital camera, which captures and stores digital i ...

signalling protocol (D channel protocol) used for the

B-ISDN In the 1980s, the telecommunications industry expected that digital services would follow much the same pattern as voice services did on the public switched telephone network, and conceived an end-to-end circuit switched service, known as Broadband ...

References

Integrated Services Digital Network {{Telecomm-stub